Rover PG1 gearbox

Various Gearboxes have been used in the Lotus Elise and often they are not possible to identify from the exterior as the housing appears the same. This said there should be a serial number on the unit;

Rover PG1 Gearbox Numbers:

C6BP.... Standard box for Elise Mk1 and MGF

C4BP.... MGF VVC box (as standard but final drive 4.2)

B4BP.... Lotus CR box, Elise Mk1 111s + Elise Mk2 standard box

B4BPU... Exige S1 (uprated)

B4BPQ... Exige S1 with LSD

G6BP.... Elise S2 111S

XnYY where "X" is the gearset, "N" is the Final drive and "YY" is the Diff (BP=Open BPQ=LSD)

Gearbox oil used are:

• Texaco MT94
• Castrol TAF-X
• Castrol SMX-S

Other sources of information

Quaife

ATB DIFFERENTIAL